YI

Yu Ishii

EB Ebara: 2 patents #29 of 257Top 15%
KT Kabushiki Kaisha Toshiba: 1 patents #624 of 1,928Top 35%
Overall (2003): #34,818 of 273,478Top 15%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6609950 Method for polishing a substrate Norio Kimura, Hirokuni Hiyama, Katsuya Okumura, Hiroyuki Yano 2003-08-26
6544111 Polishing apparatus and polishing table therefor Norio Kimura 2003-04-08